SolrClient::ping
(PECL solr >= 0.9.2)
SolrClient::ping — Checks if Solr server is still up
Описание
Checks if the Solr server is still alive. Sends a HEAD request to the Apache Solr server.
Список параметров
У этой функции нет параметров.
Возвращаемые значения
Returns a SolrPingResponse object on success and throws an exception on failure.
Ошибки
Throws SolrClientException if the client had failed, or there was a connection issue.
Throws SolrServerException if the Solr Server had failed to satisfy the request.
Примеры
Пример #1 SolrClient::ping() example
<?php
$options = array
(
'hostname' => SOLR_SERVER_HOSTNAME,
'login' => SOLR_SERVER_USERNAME,
'password' => SOLR_SERVER_PASSWORD,
'port' => SOLR_SERVER_PORT,
);
$client = new SolrClient($options);
$pingresponse = $client->ping();
?>
Результатом выполнения данного примера будет что-то подобное:
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Расширения для работы с поисковыми системами
- Apache Solr
- Функция SolrClient::addDocument() - Adds a document to the index
- Функция SolrClient::addDocuments() - Adds a collection of SolrInputDocument instances to the index
- Функция SolrClient::commit() - Finalizes all add/deletes made to the index
- Функция SolrClient::__construct() - Constructor for the SolrClient object
- Функция SolrClient::deleteById() - Delete by Id
- Функция SolrClient::deleteByIds() - Deletes by Ids
- Функция SolrClient::deleteByQueries() - Removes all documents matching any of the queries
- Функция SolrClient::deleteByQuery() - Deletes all documents matching the given query
- Функция SolrClient::__destruct() - Destructor for SolrClient
- SolrClient::getById
- SolrClient::getByIds
- Функция SolrClient::getDebug() - Returns the debug data for the last connection attempt
- Функция SolrClient::getOptions() - Returns the client options set internally
- Функция SolrClient::optimize() - Defragments the index
- Функция SolrClient::ping() - Checks if Solr server is still up
- Функция SolrClient::query() - Sends a query to the server
- Функция SolrClient::request() - Sends a raw update request
- Функция SolrClient::rollback() - Rollbacks all add/deletes made to the index since the last commit
- Функция SolrClient::setResponseWriter() - Sets the response writer used to prepare the response from Solr
- Функция SolrClient::setServlet() - Changes the specified servlet type to a new value
- SolrClient::system
- Функция SolrClient::threads() - Checks the threads status
Коментарии
class Search extends Solr
{
protected $searchEngine;
function __construct()
{
$this->searchEngine = $this->connect();
}
public function checkAlive()
{
$searchEngine = $this->searchEngine;
if($searchEngine->ping())
{
return true;
}
else
{
return false;
}
}
}